Metropolitan Casting Services started the year with total assets of $$130,000$ and total liabilities of $$60,000.$ The revenues and the expenses for the year amounted to $$110,000$ and $$60,000,$ respectraey

During the year, the company did not receive any additional owner contributions, but the owner did withdraw $$40,000.$ Calculate the amount of increase or decrease in equily for the year

A$.$ a $$30,000$ increase

B a $$40000$ increase

c$.$ a $$10,000$ increase

D$.$ a $$70,000$ decrease